Viragrow Delivers! : Brown Spots on Peppers Not Disease. Don’t Spray! Leave a Comment / By xtremehorticulture / June 16, 2014 Viragrow Delivers! : Brown Spots on Peppers Not Disease. Don’t Spray!: Large brown spots on peppers are not a disease problem and we don’t want you to spray because of them. However, there are some things th…